WDU
| Acronym | Definition |
|---|---|
| WDU | Windows Dynamic Update |
| WDU | World Disability Union |
| WDU | Wireless Detection Unit (product) |
| WDU | Windows Desktop Update |
| WDU | Weapons Derived Uranium |
| WDU | Wireless Data University (Orlando, FL) |
| WDU | Wavelength De-multiplexing Unit |
| WDU | Winn Dixie University |
| WDU | Weighting-Determinant Unit (biomedical engineering) |